The mixed number 143 21/40 written as an improper fraction is 5741/40
To turn the mixed number 143 21/40 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 143 × 40 = 5720.
After that, add the result to the numerator of the fractional part: 5720 + 21 = 5741.
Next, Write the sum of the previous step on the original denominator: 5741/40.
This means that 143 21/40, as an improper fraction, equals 5741/40.
See also: 143 21/40 as a decimal